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Finding the Fourth Proportional to 132,286.58, 182,557.44 and 74,924.47

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Solution

The fourth proportional to 132,286.58, 182,557.44 and 74,924.47 is: 103,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286.58 : 182,557.44 = 74,924.47 : x
  2. Step 2: Convert to fraction form
    132,286.58/182,557.44 = 74,924.47/x
  3. Step 3: Cross multiply
    132,286.58x = 182,557.44 × 74,924.47
  4. Step 4: Simplify right side
    132,286.58x = 13,678,019,436.56
  5. Step 5: Solve for x
    x = 13,678,019,436.56/132,286.58
  6. Step 6: Final answer
    x = 103,396.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.